Vrščaj, B., Poggio, L., Marsan, F.A. (2008): A method for soil environmental quality evaluation for management and planning in urban areas. Landscape and Urban Planning, 88: 81–94.
Vsevolodova-Pereľ, T.S., Kudryasheva, I.V., Gryuntal, S.Yu., et al. (1995): [Structure and functioning of soil inhabitants of oak forests of Middle Russian steppe-forests]. Nauka, Moscow.
Vsevolodova-Pereľ, T.S., Sizemskaya, M.L. (2007):Spatial structure of soil macrofauna in the Northern Caspian clay semidesert. Biology Bulletin, 34: 629–634.
